Rats and mice are quite common in cities, particularly some of the largest in the U.S. that have the perfect habitat for everyone's least favorite pests.

Rats and mice are quite common in cities, and Denver is no exception. According to a nationwide pest control company, the Mile High City was one of the most "rodent-infested cities" in the country last year.

Seven California cities or regions were among the 50 most-infested states in the nation.

Aw, rats! The Big Apple is the most rodent-riddled city in America, according to new data that will hardly surprise New Yorkers who notice the pests infesting subway stations, trash cans and parks. Pest control company Terminix ranked the 50 most rodent-infested cities based on what locales use their services most often,

Philadelphia ranked within the top-10 in a recent list of America's most rat-infested cities, topping other urban landscapes like Chicago, Houston and Baltimore. The list was compiled by Terminix, a national pest control company,

Rats off to ya, Chicago! The Windy City has earned a dubious distinction, according to a new report by pest control giant Orkin. Chicago leads the U.S. in the category of most rat infestations.

Stray rats running around debris-filled streets or scampering down darkened alleyways may be associated with big cities and heavily-trafficked tourist destinations, but rodent problems can be found in cities all over the country — including in Washington.